Based on rust-dnsclient.
```shell script dns-client 0.0.1 Torben Carstens Lookup of a given website via different DNS servers (default is 8.8.8.8 and 1.1.1.1)
USAGE: dns-client [OPTIONS] [target]
FLAGS: -h, --help Prints help information -V, --version Prints version information
OPTIONS:
-u, --upstreams
ARGS:
shell script
dns-client <target> [-u <dnsserver>[,...dnsserver]]
shell script
$ dns-client -u 1.1.1.1 example.com
93.184.216.34